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Pacific Decadal Oscillation, October 2001
Like fall and winter of 2000, this year’s TOPEX/Poseidon satellite datashows that the Pacific Ocean continues to be dominated by the strongPacific Decadal Oscillation, which is larger than the El Niño/La Niñapattern. The data, taken during a ten-day collection cycle…
Significant Event Report for Week Ending 11/9/2001
Cassini Significant Event Report For Week Ending 11/09/01 The most recent spacecraft telemetry was acquired from the Goldstone tracking station on Wednesday, November 7. The Cassini spacecraft is in an excellent state of health and is operating normally. Information on…
Extratropical Cyclone in the Southern Ocean
These images from the Multi-angle Imaging SpectroRadiometer (MISR) portray anoccluded extratropical cyclone situated in the Southern Ocean, about 650kilometers south of the Eyre Peninsula, South Australia. The left-handimage, a true-color view from MISR’s nadir (vertical-viewing) camera, shows clouds just south…
Volcanoes Still Active on Mars? New Evidence for Ongoing Volcanism and Water Release
In their search for water and possible life on Mars, scientists are turning to new data generated by the Mars Orbiter Camera (MOC) images and Mars Orbiter Laser Altimeter (MOLA) topography from the Mars Global Surveyor (MGS) spacecraft.
Europa’s Ice Crust Is Deeper Than 3 Kilometers, UA Scientists Find
Impact craters on Europa – the jovian satellite that scientists say may hide a subsurface liquid ocean – show that the moon’s brittle ice shell crust is more than 3 to 4 kilometers (1.8 to 2.4 miles) thick, two University…
All in the Family: Scientists Find Mother and Daughter Asteroids
There are asteroids and there are asteroids.
Temperature Data Shows Warming in 2001
The figure above depicts how much air temperatures near the Earth’ssurface changed relative to the global mean temperature from 1951 to1980. NASA researchers used maps of urban areas derived from city lights datato account for the “heat island” effect of…
Hurricane Michelle
Hurricane Michelle made landfall in Cuba on Sunday, November 4, withsustained winds of 135 miles per hour. Cuban media reported that atleast 5 people died in the storm and more than 600,000 people wereevacuated, primarily in the Matanzas province near…
Piñon Canyon Region, Colorado
large images:Shaded Relief (4.9 MB JPEG)Anaglyph (830 KB JPEG) Erosional features are prominent in this view of southern Colorado taken by the Shuttle Radar Topography Mission (SRTM). The area covers about 20,000 square kilometers and is located about 50 kilometers…
Power to the People
Thanks to a team at NASA’s Langley Research Center (LaRC), engineers and amateur inventors worldwide now have free access to global-scale data on natural renewable energy resources.
Napoli and Volcanism – Vesuvius and Mt. Etna
For more than 240 million years the region now known as Italy has been the scene of episodic volcanic activity. East-southeast of Napoli (Naples) stands the imposing cone of Vesuvius, which erupted explosively in 79 A.D. to bury Pompeii and…
Falkland Islands
Located in the southern Atlantic Ocean off the coast of southern Argentina,the Falkland Islands are a territory of the United Kingdom, and arecomprised of more than 200 islands. Shown here in a true-color image acquiredby the Moderate Resolution Imaging Spectroradiometer…
Dust Blankets the Mediterranean
In this image from October 22, 2001, the Sea-viewing Wide Field-of-view Sensor (SeaWiFS) shows dust from the Sahara Desert blowing over the Mediterranean Sea. Similar dust storms have continued through the end of October 2001.References & Resources Image courtesy the…
Significant Event Report for Week Ending 11/2/2001
Cassini Significant Event Report For Week Ending 11/02/01 The most recent spacecraft telemetry was acquired from the Canberra tracking station on Wednesday, October 31. The Cassini spacecraft is in an excellent state of health and is operating normally. Information on…
Where on Earth…? MISR Mystery Image Quiz #4
Here’s another chance to play geographical detective! This Multi-angle Imaging SpectroRadiometer (MISR) image covers an area measuring about 400 kilometers x 450 kilometers, and was captured by the instrument’s vertical-viewing (nadir) camera on October 29, 2000. Use any reference materials…
Hubble Reveals Ultraviolet Galactic Ring
The appearance of a galaxy can depend strongly on the color of the light with which it is viewed. This Hubble Heritage image of NGC 6782 illustrates a pronounced example of this effect. This spiral galaxy, when seen in visible…
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